AI-generatedRjukan at a glance
- Best time
- May – Aug
- Warmest month
- Jul · 21°
- Sunshine a year
- 1,910 h
- Rain a year
- 1,211 mm
- Climate
- Continental
- Time zone
- UTC+1 / UTC+2
- Elevation
- 302 m
Climate in Rjukan
Rjukan has mild to warm summers and cold winters with occasional snow. July is the warmest month with average highs of 21 °C, while January is the coolest at −2 °C. With around 1,910 hours of sunshine a year, Rjukan is moderately sunny; May is the sunniest month with 8.5 hours a day.
Holiday weather through the year
Best time to visit Rjukan
The best time to visit Rjukan is from May to August. Rain is frequent from September to January; the wettest month is September with 128 mm.
Rjukan through the seasons
How the weather changes over the seasons, with averages for each.
Rjukan in spring
Mar – May
Fair
- 4–14 °C by day
- 7.0 h of sun a day
- 34 rainy days in all
Rjukan in summer
Jun – Aug
Good
- 19–21 °C by day
- 7.8 h of sun a day
- 45 rainy days in all
Rjukan in autumn
Sep – Nov
Poor
- 4–15 °C by day
- 3.6 h of sun a day
- 43 rainy days in all
Rjukan in winter
Dec – Feb
Poor
- −2–0 °C by day
- 2.4 h of sun a day
- 38 rainy days in all
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
No month
15–28 °C and not too much rain
Rainy months
Sep – Jan
Rainy season or more than 12 rainy days
Snow
Oct – May
Snow on 2 or more days
Find your perfect month
Tell us what you like and we rate every month in Rjukan for you.
Your best months: June – August
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Poor
Best time to visit: May – August
Keep in mindFrequent rainSnow
A typical day in October
- Morning, 08:00: about 3°
- Midday, 13:00: about 8°
- Afternoon, 16:00: about 9°
- Evening, 20:00: about 6°
- Night, 23:00: about 5°
08:0218:20
Cold evenings: bring a warm jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 07:36–09:01 · evening 17:22–18:46
- Blue hour
- Morning 07:20–07:36 · evening 18:46–19:02
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
October in Rjukan compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs fall from about 12° at the start of the month to 6° at the end. The days get 2.6 h shorter.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 12° | 6° |
| Night-time low | 5° | 0° |
| Daylight | 11.6 h | 8.9 h |
What is the weather like in Rjukan in October?
In October, Rjukan is cold: daytime highs average 9 °C, and nights cool down to about 2 °C. The sun is scarce, with only about 3.6 hours a day. It rains often – on about 15 days, adding up to 127 mm. Snow falls on about 4 days. All in all, October is not an ideal month for a holiday in Rjukan.
More details for October
- Daylight
- 10 h 18 min08:02 – 18:20
- UV index
- 1 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 73 %on averageAll months
- Hot days
- 0 days30 °C or more
- Snow days
- 4 days1 cm or more of fresh snowAll months
- Time zone
- UTC+2offset from UTC
How the score comes together
- Temperatureweight 50 %11 %
- Sunshineweight 20 %10 %
- Few rainy daysweight 30 %25 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in October
- Warm jacket
- Hat, scarf & gloves
- Rain jacket or umbrella
Compare two months in Rjukan
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
June has the better holiday weather in Rjukan: score 76 against 15. In June, days are 10 °C warmer than in October. June has one rainy day fewer. The sun shines 5 hours longer a day in June.
| Month | October | June |
|---|---|---|
| Holiday weather score | 15 | 76better |
| Daytime high | 9° | 19° |
| Night-time low | 2° | 9° |
| Sunshine | 3.6 h | 8.3 hbetter |
| Rainy days | 15 | 14better |
| Rainfall | 127 mm | 112 mmbetter |
Based on the climate averages 1996–2025.
Rjukan month by month
The typical weather for every month at a glance.
10January−2° · 2.2 h
In January, Rjukan is bitterly cold: daytime highs average −2 °C, and nights often drop below freezing (−8 °C). The sun is scarce, with only about 2.2 hours a day. Precipitation falls on about 14 days, totalling 93 mm; on about 13 of them it snows. All in all, January is not an ideal month for a holiday in Rjukan.
Rjukan in January16February0° · 3.3 h
In February, Rjukan is bitterly cold: daytime highs average 0 °C, and nights often drop below freezing (−7 °C). The sun is scarce, with only about 3.3 hours a day. Precipitation falls on about 11 days, totalling 66 mm; on about 10 of them it snows. All in all, February is not an ideal month for a holiday in Rjukan.
Rjukan in February25March4° · 5.5 h
In March, Rjukan is cold: daytime highs average 4 °C, and nights often drop below freezing (−4 °C). Expect around 5.5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 65 mm in total. Snow falls on about 9 days. All in all, March is not an ideal month for a holiday in Rjukan.
Rjukan in March32April9° · 7.1 h
In April, Rjukan is cold: daytime highs average 9 °C, and nights cool down to about −1 °C. The sun shines for around 7.1 hours a day. Rain is frequent, with about 11 rainy days and 67 mm in total. Snow falls on about 6 days. All in all, April is not an ideal month for a holiday in Rjukan.
Rjukan in April62May14° · 8.5 h
In May, Rjukan is cool: daytime highs average 14 °C, and nights cool down to about 3 °C. The sun shines for around 8.5 hours a day. Rain is frequent, with about 13 rainy days and 93 mm in total. Snow falls on about 2 days. All in all, May is a good month for a holiday in Rjukan.
Rjukan in May76June19° · 8.3 h
In June, Rjukan is mild: daytime highs average 19 °C, and nights cool down to about 9 °C. The sun shines for around 8.3 hours a day. It rains often – on about 14 days, adding up to 112 mm. All in all, June is a good month for a holiday in Rjukan.
Rjukan in June72July21° · 8.0 h
In July, Rjukan is warm: daytime highs average 21 °C, and nights cool down to about 11 °C. The sun shines for around 8.0 hours a day. It rains often – on about 15 days, adding up to 127 mm. All in all, July is a good month for a holiday in Rjukan.
Rjukan in July69August20° · 7.1 h
In August, Rjukan is mild: daytime highs average 20 °C, and nights cool down to about 10 °C. The sun shines for around 7.1 hours a day. It rains often – on about 15 days, adding up to 126 mm. All in all, August is a good month for a holiday in Rjukan.
Rjukan in August59September15° · 5.3 h
In September, Rjukan is cool: daytime highs average 15 °C, and nights cool down to about 7 °C. Expect around 5.3 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 128 mm in total. All in all, September is a so-so month for a holiday in Rjukan.
Rjukan in September15October9° · 3.6 h
In October, Rjukan is cold: daytime highs average 9 °C, and nights cool down to about 2 °C. The sun is scarce, with only about 3.6 hours a day. It rains often – on about 15 days, adding up to 127 mm. Snow falls on about 4 days. All in all, October is not an ideal month for a holiday in Rjukan.
Rjukan in October7November4° · 2.0 h
In November, Rjukan is cold: daytime highs average 4 °C, and nights often drop below freezing (−2 °C). The sun is scarce, with only about 2.0 hours a day. Precipitation falls on about 15 days, totalling 117 mm; on about 10 of them it snows. All in all, November is not an ideal month for a holiday in Rjukan.
Rjukan in November9December−1° · 1.6 h
In December, Rjukan is bitterly cold: daytime highs average −1 °C, and nights often drop below freezing (−7 °C). The sun is scarce, with only about 1.6 hours a day. Precipitation falls on about 14 days, totalling 92 mm; on about 12 of them it snows. All in all, December is not an ideal month for a holiday in Rjukan.
Rjukan in DecemberClimate in detail
Year & climate table
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Rjukan
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
ColdOctober: nights around 2°. The room should be heated.
The coolest nights are in January (−8°), the warmest in July (11°). Nights fall below 8 °C on average from September to May, so the room should be heated.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 10 | −2° | −8° | 2.2 h | 14 | 93 |
| FebruaryFeb | 16 | 0° | −7° | 3.3 h | 11 | 66 |
| MarchMar | 25 | 4° | −4° | 5.5 h | 10 | 65 |
| AprilApr | 32 | 9° | −1° | 7.1 h | 11 | 67 |
| MayMay | 62 | 14° | 3° | 8.5 h | 13 | 93 |
| JuneJun | 76 | 19° | 9° | 8.3 h | 14 | 112 |
| JulyJul | 72 | 21° | 11° | 8.0 h | 15 | 127 |
| AugustAug | 69 | 20° | 10° | 7.1 h | 15 | 126 |
| SeptemberSep | 59 | 15° | 7° | 5.3 h | 13 | 128 |
| OctoberOct | 15 | 9° | 2° | 3.6 h | 15 | 127 |
| NovemberNov | 7 | 4° | −2° | 2.0 h | 15 | 117 |
| DecemberDec | 9 | −1° | −7° | 1.6 h | 14 | 92 |
Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
59.88° N, 8.59° E · 302 m · Europe/Oslo
Sunshine
Sunshine hours in Rjukan
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 3.6 of 10.3 hours of daylight in Rjukan, 35 % of the daylight hours.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
Rain
Rain in Rjukan: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Rjukan has about 15 rainy days with 127 mm of rain in total.
UV index
UV index in Rjukan
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 1 · lowLittle protection needed; sunglasses on bright days.
The sun is strongest in June (UV 6).
Minutes until sunburn in October
- Very fair skin
- over 2 h
- Fair skin
- over 2 h
- Light brown skin
- over 2 h
- Olive skin
- over 2 h
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Wind & clouds
Wind and clouds in Rjukan
How breezy and how cloudy Rjukan is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Rjukan typically peaks at 11 km/h during the day: Beaufort 2, light breeze or less.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 73 % of the sky over Rjukan: mostly cloudy, with about 3.6 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Snow
Snow in Rjukan
When Rjukan is likely to be white: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.
Snow calendar
- hardly any
- possible
- likely
- very likely
In October, Rjukan has about 4 days with at least 1 cm of fresh snow, 23 cm in total. The chance of seeing snow during a week's stay is 43 out of 100: possible.
Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.
Planning a trip to Rjukan
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Rjukan in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Rjukan has its best school-holiday weather during the summer holidays (score 70) and its weakest during the Christmas holidays (score 10).
- 30
Easter holidays
Mar – Apr
Poor
- 7 °C by day
- 6.6 h of sun a day
- 11 rainy days a month
Keep in mind: Snow
- 65
May half-term
May – Jun
Good
- 15 °C by day
- 8.5 h of sun a day
- 13 rainy days a month
Keep in mind: Snow
- 70
Summer holidays
Jul – Aug
GoodBest holidays
- 20 °C by day
- 7.4 h of sun a day
- 15 rainy days a month
- 15
October half-term
Oct
Poor
- 9 °C by day
- 3.6 h of sun a day
- 15 rainy days a month
Keep in mind: Frequent rain, Snow
- 10
Christmas holidays
Dec – Jan
Poor
- −1 °C by day
- 1.9 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain, Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 1 h 50 min
- Distance
- 1,090 km
- Time zone
- UTC+2
- Jet lag
- Hardly any (under 3 h)
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Good to know: Norway
- Currency
- Norwegian Krone (NOK)
- Languages
- Norwegian, Norwegian Bokmål, Norwegian Nynorsk
- Sockets
- Type C, F · 230 V
- Traffic
- Drives on the right
- Dialling code
- +47
- Emergency number
- 112
UK plugs need a travel adapter
Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.
Compare & alternatives
Compare with another place
Rjukan compared
Put Rjukan side by side with another destination.
Rjukan vs Kongsberg
In October Kongsberg has the better holiday weather (score 22 vs 15). During the day Kongsberg is 1 °C warmer than Rjukan.
| in October | Rjukan | Kongsberg |
|---|---|---|
| Holiday weather score | 15 | 22 |
| Daytime high | 9° | 10° |
| Sunshine | 4 h | 4 h |
| Rainy days | 15 | 13 |
| Best time | May – Aug | May – Sep |
Through the year
Best places in the country
Norway in October: the best places
In October, Rjukan ranks 9 among the 31 nearest destinations in this country.
- Skien11°26
- 2Oslo10°12°25
- 3Kongsberg10°22
- 4Hønefoss10°22
- 5Bergen12°13°21
- 6Stavanger12°13°20
- 7Måløy11°12°19
- 8Florø11°12°18
- 9RjukanThis page9°15
Places nearby
Near Rjukan
Other destinations close by.
Places with a similar climate
Places with a climate like Rjukan
Destinations whose weather through the year is closest to Rjukan's – good alternatives.
Frequently asked questions about Rjukan
When is the best time to visit Rjukan?
The best time to visit Rjukan is from May to August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Rjukan?
July is the warmest month, with average highs of 21 °C and nights around 11 °C. January is the coolest month at −2 °C.
When does it rain most in Rjukan?
Rain is frequent from September to January; the wettest month is September with 128 mm. The driest month is March with 65 mm.
How many hours of sunshine does Rjukan get?
Rjukan gets around 1,910 hours of sunshine a year. The sunniest month is May with 8.5 hours a day; in December there are 1.6 hours a day.
What time zone is Rjukan in?
Rjukan is on UTC+1 in January and UTC+2 in July.
How long is the flight from London to Rjukan?
A nonstop flight from London to Rjukan takes about 1 h 50 min, for a straight-line distance of about 1,090 km.
Which school holidays are best for Rjukan?
Rjukan has its best school-holiday weather during the summer holidays (score 70) and its weakest during the Christmas holidays (score 10). Holiday ratings (0–100): Easter holidays 30, May half-term 65, summer holidays 70, October half-term 15, Christmas holidays 10.